Home / 135,914.73-203,856.24-36,082.68

Finding the Fourth Proportional to 135,914.73, 203,856.24 and 36,082.68

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Solution

The fourth proportional to 135,914.73, 203,856.24 and 36,082.68 is: 54,119.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,914.73 : 203,856.24 = 36,082.68 : x
  2. Step 2: Convert to fraction form
    135,914.73/203,856.24 = 36,082.68/x
  3. Step 3: Cross multiply
    135,914.73x = 203,856.24 × 36,082.68
  4. Step 4: Simplify right side
    135,914.73x = 7,355,679,473.92
  5. Step 5: Solve for x
    x = 7,355,679,473.92/135,914.73
  6. Step 6: Final answer
    x = 54,119.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.